---> uname -a: Linux 092e931f0a2e 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.436 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 7.8G 42.2G 16% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-198 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-198@tmp /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 619 104 0 1112 1114 Swap: 1023 2 1021 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 07/29/20 _x86_64_ (4 CPU) 01:49:34 LINUX RESTART 01:50:01 tps rtps wtps bread/s bwrtn/s 01:51:01 155.58 65.38 90.20 9996.47 30034.03 01:52:01 121.82 59.96 61.86 6082.21 11353.02 Average: 138.70 62.67 76.04 8039.99 20696.63 01:50:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 75548 1806008 95.98 2620 1196632 1281296 43.73 598316 1019128 62312 01:52:01 75136 1806420 96.01 2596 1219768 1133268 38.68 719828 892344 60 Average: 75342 1806214 96.00 2608 1208200 1207282 41.20 659072 955736 31186 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:01 vetha343e7d 19.52 29.84 1.61 223.12 0.00 0.00 0.00 01:51:01 eth0 821.09 496.21 4297.06 91.74 0.00 0.00 0.00 01:51:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:51:01 docker0 19.52 29.70 1.34 223.11 0.00 0.00 0.00 01:52:01 eth0 858.94 514.53 255.00 2645.01 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 docker0 6.26 10.45 0.44 70.27 0.00 0.00 0.00 Average: eth0 825.01 499.99 2256.19 1367.46 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.89 20.08 0.89 146.71 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 07/29/20 _x86_64_ (4 CPU) 01:49:34 LINUX RESTART 01:50:01 CPU %user %nice %system %iowait %steal %idle 01:51:01 all 22.58 0.00 8.61 3.54 4.34 60.94 01:51:01 0 20.60 0.00 8.67 1.53 4.33 64.86 01:51:01 1 23.01 0.00 8.01 2.19 4.39 62.39 01:51:01 2 26.47 0.00 9.50 3.09 3.95 57.00 01:51:01 3 20.21 0.00 8.24 7.33 4.69 59.52 01:52:01 all 18.46 0.00 5.06 1.62 4.24 70.61 01:52:01 0 14.51 0.00 4.78 1.07 4.31 75.33 01:52:01 1 20.47 0.00 5.96 1.62 4.09 67.87 01:52:01 2 20.12 0.00 5.84 1.01 4.52 68.51 01:52:01 3 18.69 0.00 3.67 2.78 4.03 70.83 Average: all 20.50 0.00 6.82 2.57 4.29 65.81 Average: 0 17.54 0.00 6.72 1.30 4.32 70.12 Average: 1 21.73 0.00 6.98 1.90 4.24 65.15 Average: 2 23.25 0.00 7.64 2.03 4.24 62.83 Average: 3 19.44 0.00 5.94 5.04 4.36 65.21